大功率LED恒流源调光电路设计

摘要

Abstract：This paper designs a adjustable current source based on the microcon-troiler and the Numerical electric potential machine X9312;And then it introduces the system components,hardware circuit design,The work carries on the test,The design applies attain the request to 2009 national university student＇s electronicses to design the match.%设计了一种以数字电位器x9312结合单片机的可调恒流电路，给出了系统组成，硬件电路设计，作品进行了测试，并将该设计主要方案用于2009年大学生电子设计竞赛设计制作，达到了要求。